From af639be62fc5acc894e46c8df13f61d7ec88a44e Mon Sep 17 00:00:00 2001
From: Kostya Serebryany <kcc@google.com>
Date: Tue, 3 Nov 2015 18:57:25 +0000
Subject: [PATCH 1/1] [libFuzzer] make -test_single_input more reliable: make
 sure the input's size is equal to it's capacity

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@251961 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/Fuzzer/FuzzerDriver.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/lib/Fuzzer/FuzzerDriver.cpp b/lib/Fuzzer/FuzzerDriver.cpp
index 821d34cccc2..363abc482cb 100644
--- a/lib/Fuzzer/FuzzerDriver.cpp
+++ b/lib/Fuzzer/FuzzerDriver.cpp
@@ -184,7 +184,9 @@ static int RunInMultipleProcesses(const std::vector<std::string> &Args,
 
 int RunOneTest(Fuzzer *F, const char *InputFilePath) {
   Unit U = FileToVector(InputFilePath);
-  F->ExecuteCallback(U);
+  Unit PreciseSizedU(U);
+  assert(PreciseSizedU.size() == PreciseSizedU.capacity());
+  F->ExecuteCallback(PreciseSizedU);
   return 0;
 }
 
-- 
2.34.1